package com.charlessong.unionpay.service;

import com.charlessong.unionpay.domain.AjaxResult;

/**
 * @author charles
 * @Date 2021/11/18
 */
public interface IPayService {
    /**
     * 请求支付
     * @param sign
     * @return
     */
    public AjaxResult requestPay(String sign);
}
